

Specs
- New or used
- Used
- Availability
- In stock
- Colour
- Sage Green
- Available colours
- Sage Green Zenith BlueManufacturer spec
- Horsepower
- 33 hpManufacturer spec
- Displacement
- 499 ccManufacturer spec
- Cylinders
- 1Manufacturer specDealer: Single
- Engine cycle
- Four-strokeManufacturer specDealer: ProStar, 4-Stroke SOHC
- Cooling
- Liquid-cooledManufacturer specDealer: Liquid
- Transmission
- AutomaticManufacturer spec
- Drive
- 4WDManufacturer specDealer: 4x4
- Hours
- 128 hrs
- Seat height
- 33.3 inManufacturer specDealer: 33.25 in. (84.5 cm)
- Wheelbase
- 50.5 inManufacturer specDealer: 50.5 in. (128.3 cm)
- Ground clearance
- 11.5 inManufacturer specDealer: 11.5 in. (29 cm)
- Dry weight
- 700 lbManufacturer specDealer: Estimated Dry - 700 lb. (317.5 kg)
- Towing capacity
- 1,350 lbManufacturer specDealer: 1,350 lb. (612 kg)
- Fuel capacity
- 4.5 galManufacturer specDealer: 4.5 gal. (17 l)
- Battery
- 340 kWhManufacturer spec
- Model code
- A21SEA50A1
- VIN
- 4XASEA506MA287571
- Stock #
- U87571
All details from the dealer (15)
- Model Type
- Sportsman
Brakes/Wheels/Tires
- Brakes
- Front / Rear - Single Lever 3-Wheel Hydraulic Disc with Hydraulic Rear Foot Brake Parking - Park In-Transmission / Lockable Hand LeverManufacturer spec
- Wheels
- SteelManufacturer spec
- Tires
- Front - 25 x 8-12 P373; 6 PLY Rear - 25 x 10-12 P373; 6 PLYManufacturer spec
Dimensions
- Length
- Overall - 83 in. (210.8 cm)Manufacturer spec
- Height
- Overall - 47 in. (119.4 cm)Manufacturer spec
- Width
- Overall - 48 in. (121.9 cm)Manufacturer spec
Drivetrain
- Drive
- One Touch On-Demand AWD / 2WDManufacturer spec
Electrical
- Instrumentation
- All Digital Gauge, Speedometer, Odometer, Tachometer, Two Tripmeters, Hour Meter, Gear Indicator, Fuel Gauge, AWD Indicator, Volt Meter, Coolant Temperature, Hi-Temp LightManufacturer spec
- Lighting
- Halogen Pod and Bumper Lights, Triple 50w High Beams, Dual 50w Low Beams, Single LED Brake Light/TaillightManufacturer spec
Engine
- Fuel System
- Electronic Fuel InjectionManufacturer spec
Operational
- Suspension
- Front - Sealed MacPherson Strut With 8.2 in (20.8 cm) Travel Rear - Sealed Dual A-Arm, IRS 9.5 in (24.1 cm) TravelManufacturer spec
- Hitch
- Standard 1.25 in. (3.2 cm) ReceiverManufacturer spec
- Load Capacity
- Payload - 485 lb. (220 kg) Front Rack - 90 lb. (40.8 kg) Rear Rack - 180 lb. (81.6 kg) Cargo System - Lock and Ride Compatible 5 gal. (18.9 l) Front Dry StorageManufacturer spec
Other
- Includes
- Front Rack Extender, 12 Volt Power Plug, Pre-Wired for Hand and Thumb Warmers, Winch and Plow Mounts Included, In Pod Battery ChargerManufacturer spec
From the dealer's page
2021 Polaris Sportsman 450 H.O. for sale near Mount Pleasant, TX Sage Green Preowned Polaris ATV with 4x4 Capability This preowned 2021 Polaris Sportsman 450 H.O. in Sage Green is built for riders who want a useful ATV for trails, hunting land, property work, and weekend riding. With 4x4 capability, a 499cc ProStar engine, 11.5 inches of ground clearance, and a 1,350 lb towing capacity, this Sportsman 450 brings a lot of utility in a manageable ATV size. Sportsman Power and Control The 499cc ProStar engine gives this Sportsman 450 H.O. smooth power for riding around land, checking trails, hauling light gear, and getting to places a truck may not reach. The automatic transmission keeps operation simple with Park, Reverse, Neutral, Low, and High. One Touch On-Demand AWD lets the machine send power to the wheels when extra traction is needed, while 2WD is there for normal riding. Trail and Property Utility The Sportsman 450 H.O. has 11.5 inches of ground clearance, 25 inch 6-ply tires, and independent rear suspension to help handle rougher ground. Front and rear rack capacity gives you room for gear, tools, hunting supplies, or riding essentials. With a 1.25 inch receiver and 1,350 lb towing capacity, this Polaris ATV is useful for small trailers, property chores, deer lease work, and weekend use. Storage and Rider Features Integrated front dry storage gives you a place to keep small gear close and protected. The digital gauge shows useful ride information like speed, mileage, fuel level, gear position, AWD indicator, voltage, and more. Halogen pod and bumper lighting help with early starts, late finishes, and low-light riding. Key Specs and Standout Features Condition: Used Stock Number: U87571 Model Year: 2021 Model: Polaris Sportsman 450 H.O. Color: Sage Green Engine: 499cc ProStar single-cylinder Horsepower: 33 hp Fuel Capacity: 4.5 gal Transmission: Automatic with Park, Reverse, Neutral, Low, and High Drive System: 2WD / On-Demand AWD Ground Clearance: 11.5 in Towing Capacity: 1,350 lb Payload Capacity: 485 lb Front Rack Capacity: 90 lb Rear Rack Capacity: 180 lb Tires: 25 inch 6-ply tires Lighting: Halogen pod and bumper lights Key Features: Digital gauge, front dry storage, steel wheels, 12 volt power plug, 1.25 inch receiver, single-lever braking, and Lock and Ride compatible cargo system Visit Conroy Motorsports in Mount Pleasant, Texas Conroy Motorsports is located at 2306 W. Ferguson Road in Mount Pleasant, TX 75455, in Northeast Texas north of Tyler. Stop by to see this 2021 Polaris Sportsman 450 H.O. in person, call 903-572-3681, or click the yellow Text us! button on our site to check current availability. No Prep Fees, No Freight Fees... Just Good Deals.
Price history
Tracked since Oct 12, 2026 · last checked 7h ago
Price details as printed by the dealer
- Price$5,999
Throttle does not add these up.
LIMITED DATA: one listed price so far (Oct 12, 2026)
- CONROY MOTORSPORTS (this listing)
Prices as listed by dealers; auction results labelled; a dashed gap = no listed price.
Timeline
First seen
Oct 12, 2026
Market context
Comp set: 2019–2023 Polaris Sportsman 450 H.O. · 2 listings
Fewer than three comparable units are indexed, so there is no honest median to compare against yet. We would rather show nothing than a number we cannot stand behind.